This page no longer updated from 31 October 2001. Latest version can be found at Black Colt

Gross Mass: 40,482 kg. Empty Mass: 8,283 kg. Thrust (vac): 40,998 kgf. Isp: 353 sec. Burn time: 275 sec. Propellants: Lox/Kerosene Diameter: 4.6 m. Span: 24.4 m. Length: 39.6 m. Country: USA. No Engines: 1. NK-31 Status: Study, Martin Marrietta, 1994.

Winged, first stage of a launch vehicle using aerial refueling and existing engines. Takes off from runway; rendezvous with tanker to load oxidizer; then flies to Mach 12/150 nm to release Star 48V second stage and 450 kg payload. 2 x F125 turbofans for flight to tanker, subsonic ferry, and go-around capability on return.

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Last update 12 March 2001.
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© Mark Wade, 2001 .